<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
    <title>Document</title>
    <style>
        
    </style>
</head>
<body>
    该文件演示的是jsonp的原理
</body>
<script src="./data/hello.abc"></script>
<script src="./data/hello.css"></script>
<script src="./data/hello.html"></script>
<script src="./data/hello.json"></script>
<script src="./data/hello.txt"></script>
<script src="http://localhost:3000/api?type=jsonp1"></script>
<script>
    console.log(world6);
</script>
</html>